Johannesburg - Outgoing government spokesperson Jimmy Manyi made a sterling contribution, the African National Congress said on Friday."In the years he served as Cabinet spokesperson and head of [the Government Communication and Information System] GCIS he showed diligence, commitment and professionalism," spokesperson Jackson Mthembu said in a statement."While we know that his task was not the easiest, he did his best to keep our public informed about government decisions and programmes."The presidency said on Monday it was not renewing Manyi's three-year contract as GCIS CEO and Cabinet spokesperson. The contract ended on Saturday.Manyi joined GCIS in February 2011 from the department of labour, to which he had been transferred to complete the rest of his contract as director general in the public service department.Mthembu said the ANC wished Manyi well in his new endeavours."He will remain an extension of our effort to serve our people with distinction and commitment." *Follow Fin24 on Twitter, Facebook and Google+.